WASHINGTON — White House chief of staff Susie Wiles was diagnosed with “early stage” breast cancer, President Donald Trump said Monday.

In a post on Truth Social, Trump said that Wiles would begin treatment immediately and would remain in her role.

“She has a fantastic medical team, and her prognosis is excellent!” he said. adding, “During the treatment period, she will be spending virtually full time at the White House, which makes me, as President, very happy!”

Wiles has served as Trump’s chief of staff since the beginning of his second term. She also served as the president’s co-campaign manager for his 2024 campaign.